[Freesurfer] mri_label2vol

2008-11-28 Thread Steinmann, Iris
Hi Freesurfers, there is a little problem: I load fsaverage in tkmedit and marked with tools-'Configure-Brush-Info...' an area in the volume, then I saved it as a label (newarea.label). I want to create a binary mask with this newarea.label and used mri_label2vol, to have 1 where the label is a

[Freesurfer] fsaverage across versions

2008-09-22 Thread Steinmann, Iris
Hi, we have several reconstructed brains, which were processed by freesurfer 3.0.5. We also kept using the fsaverage data from 3.0.5 in order to be consistent. We wish to do fMRI analysis with freesurfer/fs-fast 4.0.5 and found that talairach coordinates differ slightly when using the fsaverag

[Freesurfer] convert point from anatomical- to functional space

2008-09-01 Thread Steinmann, Iris
Dear Freesurfers, I have a question concerning the register.dat. In Freesurfer-Wiki I found that sentence: 'The last four lines of register.dat have the values of the registration matrix that converts a location in anatomical space to a location in functional space' I want convert one special po

[Freesurfer] true-Talairach vs mni-Talairach?

2008-08-20 Thread Steinmann, Iris
Dear Freesurfers, I am a little bit confused about the talairach coordinates in Freesurfer. I have two diffrent versions of Freesurfer: 4.0.1 and 4.0.5. I opend brain.mgz in tkmedit and try to do the following things: when I type in Freesurfer 4.0.1 in the tkmedit-window some Talairach coordin

[Freesurfer] AW: Freesurfer Digest, Vol 53, Issue 23

2008-07-24 Thread Steinmann, Iris
ley) 2. AW: [Fsdev] Re: [Freesurfer] Talairach Coordinates (Steinmann, Iris) 3. Vertex information lookup (P?draig Kitterick) 4. qdec ERROR: Rendering vtkXOpenGLRenderWindow (Juranek, Jenifer ) 5. tkmedit problem with XQuartz-2.3.0 (Martin Kavec) 6. Re: qdec ERROR: Rendering vtkXOpenGLRen

AW: [Fsdev] Re: [Freesurfer] Talairach Coordinates

2008-07-23 Thread Steinmann, Iris
Hi, I have the Version 4.0.1. I will download v4.0.5 and try it again... thank you! -Ursprüngliche Nachricht- Von: Nick Schmansky [mailto:[EMAIL PROTECTED] Gesendet: Di 22.07.2008 15:58 An: Bruce Fischl Cc: Steinmann, Iris; Freesurfer Mailing List Betreff: Re: [Fsdev] Re: [Freesurfer

[Freesurfer] Talairach Coordinates

2008-07-22 Thread Steinmann, Iris
Dear FreeSurfers I use the command: and want to mark a point at special Talairach coordinates at this brain. When I type in the coordinates e.g. -46 -19 8 and press RETURN the the Numbers change to e.g. -46 -92 15. I dont found a possibility to mark the talairach coordinates I want. Can yo